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Related papers: Subthermal switching with nanomechanical relays

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The device concept of ferroelectric-based negative capacitance (NC) transistors offers a promising route for achieving energy-efficient logic applications that can outperform the conventional semiconductor technology, while viable operation…

We investigate the coupling of a nanomechanical oscillator in the quantum regime with molecular (electric) dipoles. We find theoretically that the cantilever can produce single-mode squeezing of the center-of-mass motion of an isolated…

Quantum Physics · Physics 2009-11-13 S. Singh , M. Bhattacharya , O. Dutta , P. Meystre

We have performed a theoretical analysis of the operational characteristics of a carbon-nanotube-based three-terminal nanorelay. We show that short range and van der Waals forces have a significant impact on the characteristics of the relay…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 L. M. Jonsson , T. Nord , S. Viefers , J. M. Kinaret

Phase locking dynamics of dipolarly coupled vortices excited by spin-polarized current in two identical nanopillars is studied as a function of the interpillar distance L. Numerical study and analytical model have proved the remarkable…

Mesoscale and Nanoscale Physics · Physics 2013-01-16 A. D. Belanovsky , N. Locatelli , P. N. Skirdkov , F. Abreu Araujo , J. Grollier , K. A. Zvezdin , V. Cros , A. K. Zvezdin

The electric field induced quantum phase transition from topological to conventional insulator has been proposed as the basis of a topological field effect transistor [1-4]. In this scheme an electric field can switch 'on' the ballistic…

Applying an electric field to polarisable colloidal particles, whose permittivity differs from that of the dispersing medium, generates induced dipoles that promote the formation of string-like clusters and ultimately alter the fluid…

Soft Condensed Matter · Physics 2022-11-23 Luca Tonti , Fabián Alonso García Daza , Alessandro Patti

We study the electromechanical transduction in nanoelectromechanical actuators and show that the differences in scaling for electrical and mechanical effects lead to an overall non-trivial scaling behavior. In particular, the previously…

Applied Physics · Physics 2020-07-01 Konstantinos Tsoukalas , Babak Vosoughi Lahijani , Søren Stobbe

Forces induced by quantum fluctuations of electromagnetic field control adhesion phenomena between rough solids when the bodies are separated by distances ~10nm. However, this distance range remains largely unexplored experimentally in…

Mesoscale and Nanoscale Physics · Physics 2020-06-09 V. B. Svetovoy , A. V. Postnikov , I. V. Uvarov , F. I. Stepanov , G. Palasantzas

The ultimate goal of spintronics is achieving electrically controlled coherent manipulation of the electron spin at room temperature to enable devices such as spin field-effect transistors. With conventional materials, coherent spin…

Mesoscale and Nanoscale Physics · Physics 2024-11-01 Josep Ingla-Aynés , Franz Herling , Jaroslav Fabian , Luis E. Hueso , Fèlix Casanova

A model for the cooling properties of a nanocantilever by a free electron beam is presented for a capacitive interaction. The optimal parameters for position sensing and cooling applications are estimated from previous experimental…

Mesoscale and Nanoscale Physics · Physics 2018-08-22 A. Descombin , S. Perisanu , P. Poncharal , P. Vincent , S. Purcell , A. Ayari

Electric-field control of magnetism without electric currents potentially revolutionizes spintronics towards ultralow power. Here by using mechanically coupled phase field simulations, we computationally demonstrate the application of the…

Materials Science · Physics 2017-02-22 Min Yi , Bai-Xiang Xu , Dietmar Gross

Voltage-driven 180$^\circ$ magnetization switching without electric current provides the possibility for revolutionizing the spintronics. We demonstrated the voltage-driven charge-mediated 180$^\circ$ magnetization switching at room…

Materials Science · Physics 2017-09-12 Min Yi , Hongbin Zhang , Bai-Xiang Xu

The effect of electrical resistivity switching in nanographite films is described. In difference with cases published elsewhere the switching in nanographite films occurs from stable high conductive to metastable low conductive state.…

Mesoscale and Nanoscale Physics · Physics 2016-06-29 Sergey G. Lebedev

We calculate the magnetic field dependence of quasiparticle transport properties in the vortex state of a d-wave superconductor arising solely from the quasiparticle's Doppler shift in the superflow field surrounding the vortex. Qualitative…

Superconductivity · Physics 2009-10-31 C. Kuebert , P. J. Hirschfeld

The high field charge injection and transport properties in reinforced silicone dielectrics were investigated by measuring the time-dependent space charge distribution and the current under dc conditions up to the breakdown field, and were…

Materials Science · Physics 2016-08-04 Yanhui Huang , Linda. S. Schadler

The electrostatic pull-in instability (EPI), within the framework of the nanoelectromechanical systems (NEMS) has been shown as a robust and versatile method for characterizing mechanical properties of nanocantilevers. This paper aims to…

Mesoscale and Nanoscale Physics · Physics 2016-11-08 Hamed Sadeghian

Perpendicular magnetic tunnel junctions (p-MTJs) switched utilizing bipolar electric fields have extensive applications in energy-efficient memory and logic devices. Voltage-controlled magnetic anisotropy linearly lowers the energy barrier…

We report a strategy to design nanoscale cold-source field-effect transistors (CS-FETs) with bias-independent sub-60 mV/dec subthreshold swing (SS). By first-principles calculations and quantum-transport simulations, we reveal that the…

Mesoscale and Nanoscale Physics · Physics 2022-11-07 Kunyi Liu , Fei Lu , Yuan Li

A magnetic nanoparticle in a vortex state is a promising candidate for the information storage. One bit of information corresponds to the upward or downward magnetization of the vortex core (vortex polarity). Generic properties of the…

Strongly Correlated Electrons · Physics 2009-11-13 Yuri B. Gaididei , Volodymyr P. Kravchuk , Franz G. Mertens , Denis D. Sheka

Classically coherent dynamics analogous to those of quantum two-level systems are studied in the setting of force sensing. We demonstrate quantitative control over the coupling between two orthogonal mechanical modes of a nanowire…

Mesoscale and Nanoscale Physics · Physics 2018-06-01 Floris R. Braakman , Nicola Rossi , Gözde Tütüncüoglu , Anna Fontcuberta i Morral , Martino Poggio